The US Mint is not moving to Mexico. Your fears have no merit. And incase you and others didnt know, the US Mint is the largest producer of currency in the world. Even if you take out their production of US currency. The US Mint produces currency for an astonishing number of countries.
Unfortunately, that means it is always advisable to second check anything he has to "report". He tends to demogoguery rather than straight fact reporting, with a socialist workers of the world unite, kind of twist on everything.
You don't think there's an awful lot of tit-for-tat going on over at Treasury?